The proteins were activated in mice bred to mimic the effects of age-related macular degeneration (AMD) and diabetic retinopathy.

BBC: NEWS | Health | Protein 'reverses eye diseases'

That number is expected to double by 2030 as the aging population brings rising rates of macular degeneration, glaucoma, diabetic retinopathy and other eye diseases.

WSJ: High Tech for Low Vision

Diabetic retinopathy is a leading cause of blindness.

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